Finding the Third Proportional to 789,831 and 1,191,726

Step by Step Solution

1. Step 1: Write the proportion equation
   789,831 : 1,191,726 = 1,191,726 : x
2. Step 2: Convert to fraction form
   789,831/1,191,726 = 1,191,726/x
3. Step 3: Cross multiply
   789,831x = 1,191,726 × 1,191,726
4. Step 4: Simplify right side
   789,831x = 1,420,210,859,076
5. Step 5: Solve for x
   x = 1,420,210,859,076/789,831
6. Step 6: Final answer
   x = 1,798,119.93